12203331212 has 6 divisors (see below), whose sum is σ = 21355829628. Its totient is φ = 6101665604.

The previous prime is 12203331199. The next prime is 12203331227. The reversal of 12203331212 is 21213330221.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1525416398 + ... + 1525416405.

It is an arithmetic number, because the mean of its divisors is an integer number (3559304938).

Almost surely, 2^12203331212 is an apocalyptic number.

It is an amenable number.

12203331212 is a deficient number, since it is larger than the sum of its proper divisors (9152498416).

12203331212 is a wasteful number, since it uses less digits than its factorization.

12203331212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050832807 (or 3050832805 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12203331212 its reverse (21213330221), we get a palindrome (33416661433).

Subtracting 12203331212 from its reverse (21213330221), we obtain a palindrome (9009999009).

The spelling of 12203331212 in words is "twelve billion, two hundred three million, three hundred thirty-one thousand, two hundred twelve".